Earthworms
   
Earthworms are invertebrates. Their bodies are soft and slimy. There are more than 1,000 kinds of earthworms. They spread air and nutrients through the dirt.
An earthworm’s body is long and thin. It is made up of sections that look like rings. The sections are covered in stiff hairs. The hairs help the earthworm move and dig.

Earthworms live all over the world. They dig tunnels through the dirt. Their tunnels do not usually go very deep. But some tunnels go more than six feet (1.8 m) underground.
As they dig, earthworms eat dirt. The dirt has plant parts in it. Earthworms digest the plants. The rest of the dirt leaves their bodies as droppings.
An adult earthworm makes a cocoon. The cocoon has eggs in it. The eggs hatch into tiny earthworms. They look like small adults. An earthworm can live for six to eight years.

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    Earthworm Classification: Oligochaete
    Diet: Herbivore
    Endangered Status: Vulnerable to Endangered, depending on the species
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    Average Length – Smallest The smallest earthworm is slightly bigger than a penny.
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    Average Length – Largest A giant Gippsland earthworm is shorter than an acoustic guitar.
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